If you're thinking about upgrading your Intuit QuickBooks Point of Sale software to the new version 10.0 you need to make sure your system will handle it. The memory requirements for QuickBooks POS 10 have increased to 2gb RAM now instead of the 1gb for version 9. Here's the full list of system requirements as stated on Intuit's website:

The minimum system requirements for QuickBooks Point of Sale Version 10 are: